Most slaves lived on plantations, but the plantations were not very big: they rarely had more than 100 slaves. The best answer is then A. lived on plantations with 20 or more slaves.
This description is that of sovereignty.
Answer: The most racist and isolationist parts of Donald Trump's electoral base may like his anti-Latin American rhetoric, but it isn't helping his presidency. His administration's strategy in the area is unkind and disjointed, particularly in Mexico and Central America, and the numerous crackdowns it has enacted are already having unforeseen repercussions.
Answer:
The percentage of African Americans in the Union army was 10%.
